The pair of points is on the graph of an inverse variation. Find the missing val


label Mathematics
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The pair of points is on the graph of an inverse variation. Find the missing value.

(2.4, 3) and (5, y)

a.  1

b.  0.69

c.  6.25

d.  1.44

Apr 27th, 2015

We plug the known x and y into the inverse variation equation y = k/x;

3 = k/2.4

Multiplying by 2.4 on both sides, we get k = 7.2

Now we plug that into the equation and put the new value of "x" in...

y = 7.2/5 = 1.44 (d)


Hope that helps!

Apr 27th, 2015

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